Home / 4,771.15-6,583.01-2,857.60

Finding the Fourth Proportional to 4,771.15, 6,583.01 and 2,857.60

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Solution

The fourth proportional to 4,771.15, 6,583.01 and 2,857.60 is: 3,942.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771.15 : 6,583.01 = 2,857.60 : x
  2. Step 2: Convert to fraction form
    4,771.15/6,583.01 = 2,857.60/x
  3. Step 3: Cross multiply
    4,771.15x = 6,583.01 × 2,857.60
  4. Step 4: Simplify right side
    4,771.15x = 18,811,619.39
  5. Step 5: Solve for x
    x = 18,811,619.39/4,771.15
  6. Step 6: Final answer
    x = 3,942.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.